package com.example.javabasic.shejimoshi.jieshiqi.demo1;
//非终结符表达式处理类
public class NonterminalExpression implements AbstractExpression {
    //表达式1
    private AbstractExpression exp1;
    //表达式2
    private AbstractExpression exp2;

    //对非终结符表达式的处理方法
    @Override
    public Object interpret(String info) {
        return null;
    }



}
